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public readonly float? strikeoutPosition; |
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public readonly float? fxHeight; |
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static FontMetrics _previousFontMetrics; |
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static int _previousFontSize = 0; |
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public FontMetrics(float ascent, float descent, |
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float? underlineThickness = null, float? underlinePosition = null, float? strikeoutPosition = null, |
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float? fxHeight = null) { |
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} |
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public static FontMetrics fromFont(Font font, int fontSize) { |
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if (fontSize == _previousFontSize && _previousFontMetrics != null) { |
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return _previousFontMetrics; |
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} |
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_previousFontMetrics = new FontMetrics(ascent, descent, fxHeight: fxHeight); |
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_previousFontSize = fontSize; |
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return new FontMetrics(ascent, descent, fxHeight: fxHeight); |
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return _previousFontMetrics; |
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} |
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} |
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this._needsLayout = false; |
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this._width = Mathf.Floor(constraints.width); |
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this.computeLineBreak(); |
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this._paintRecords.Clear(); |
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this._lineHeights.Clear(); |
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this._lineBaseLines.Clear(); |
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this._computeLineBreak(); |
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this._layout(); |
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} |
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void _layout() { |
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var lineLimit = Mathf.Min(styleMaxLines, this._lineRanges.Count); |
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float maxWordWidth = 0; |
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var lineLimit = Mathf.Min(styleMaxLines, this._lineRanges.Count); |
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Layout layout = new Layout(); |
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layout.setTabStops(this._tabStops); |
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float preMaxDescent = 0; |
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float maxWordWidth = 0; |
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List<CodeUnitRun> lineCodeUnitRuns = new List<CodeUnitRun>(); |
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List<GlyphPosition> glyphPositions = new List<GlyphPosition>(); |
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List<Range<int>> words = new List<Range<int>>(); |
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List<float> textAdvances = new List<float>(); |
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string ellipsis = this._paragraphStyle.ellipsis; |
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TextBuff ellipsisTextBuff = new TextBuff(ellipsis); |
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float wordGapWidth = 0; |
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this._computePaintRecordsFromLine(lineNumber, ref lineLimit, lineRange, words, lineRuns, ref styleRunIndex, |
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lineCodeUnitRuns, lineGlyphPositions, paintRecords, builder, glyphPositions, textAdvances, layout, |
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ref maxWordWidth, ref yOffset, ref preMaxDescent); |
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} |
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// Break the line into words if justification should be applied.
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int wordIndex = 0; |
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bool justifyLine = this._paragraphStyle.textAlign == TextAlign.justify && |
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lineNumber != lineLimit - 1 && |
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!lineRange.hardBreak; |
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words.Clear(); |
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this.findWords(lineRange.start, lineRange.end, words); |
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if (justifyLine) { |
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if (words.Count > 1) { |
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wordGapWidth = (this._width - this._lineWidths[lineNumber]) / (words.Count - 1); |
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} |
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} |
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this._updateIntrinsicWidth(maxWordWidth); |
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} |
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// Exclude trailing whitespace from right-justified lines so the last
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// visible character in the line will be flush with the right margin.
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int lineEndIndex = (this._paragraphStyle.textAlign == TextAlign.right || |
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this._paragraphStyle.textAlign == TextAlign.center) |
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? lineRange.endExcludingWhitespace |
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: lineRange.end; |
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void _computeLineRuns(List<LineStyleRun> lineRuns, LineRange lineRange, ref int styleRunIndex) { |
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// Exclude trailing whitespace from right-justified lines so the last
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// visible character in the line will be flush with the right margin.
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int lineEndIndex = this._paragraphStyle.textAlign == TextAlign.right || |
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this._paragraphStyle.textAlign == TextAlign.center |
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? lineRange.endExcludingWhitespace |
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: lineRange.end; |
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lineRuns.Clear(); |
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while (styleRunIndex < this._runs.size) { |
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var styleRun = this._runs.getRun(styleRunIndex); |
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if (styleRun.start < lineEndIndex && styleRun.end > lineRange.start) { |
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lineRuns.Add(new LineStyleRun(Mathf.Max(styleRun.start, lineRange.start), |
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Mathf.Min(styleRun.end, lineEndIndex), styleRun.style)); |
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} |
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lineRuns.Clear(); |
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while (styleRunIndex < this._runs.size) { |
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var styleRun = this._runs.getRun(styleRunIndex); |
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if (styleRun.start < lineEndIndex && styleRun.end > lineRange.start) { |
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lineRuns.Add(new LineStyleRun(Mathf.Max(styleRun.start, lineRange.start), |
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Mathf.Min(styleRun.end, lineEndIndex), styleRun.style)); |
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} |
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if (styleRun.end >= lineEndIndex) { |
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break; |
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} |
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if (styleRun.end >= lineEndIndex) { |
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break; |
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} |
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styleRunIndex++; |
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} |
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} |
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void _computePaintRecordsFromLine(int lineNumber, ref int lineLimit, LineRange lineRange, List<Range<int>> words, |
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List<LineStyleRun> lineRuns, ref int styleRunIndex, List<CodeUnitRun> lineCodeUnitRuns, List<GlyphPosition> lineGlyphPositions, |
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List<PaintRecord> paintRecords, TextBlobBuilder builder, List<GlyphPosition> glyphPositions, List<float> textAdvances, |
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Layout layout, ref float maxWordWidth, ref float yOffset, ref float preMaxDescent) { |
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float wordGapWidth = 0; |
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styleRunIndex++; |
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// Break the line into words if justification should be applied.
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int wordIndex = 0; |
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bool justifyLine = this._paragraphStyle.textAlign == TextAlign.justify && |
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lineNumber != lineLimit - 1 && !lineRange.hardBreak; |
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words.Clear(); |
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this.findWords(lineRange.start, lineRange.end, words); |
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if (justifyLine) { |
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if (words.Count > 1) { |
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wordGapWidth = (this._width - this._lineWidths[lineNumber]) / (words.Count - 1); |
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} |
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float runXOffset = 0; |
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float justifyXOffset = 0; |
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lineCodeUnitRuns.Clear(); |
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lineGlyphPositions.Clear(); |
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paintRecords.Clear(); |
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for (int i = 0; i < lineRuns.Count; ++i) { |
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var run = lineRuns[i]; |
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string text = this._text; |
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int textStart = run.start; |
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int textEnd = run.end; |
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int textCount = textEnd - textStart; |
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this._computeLineRuns(lineRuns, lineRange, ref styleRunIndex); |
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if (!string.IsNullOrEmpty(ellipsis) && !this._width.isInfinite() && !lineRange.hardBreak |
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&& i == lineRuns.Count - 1 && |
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(lineNumber == lineLimit - 1 || this._paragraphStyle.maxLines == null)) { |
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// By now, all characters have been "RequestCharactersInTexture"d by computeLineBreaks
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// except the ellipsis, so Layout.doLayout skips calling RequestCharactersInTexture for
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// performance, and the ellipsis is handled here
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Layout.requireEllipsisInTexture(ellipsis, run.style); |
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float ellipsisWidth = Layout.measureText(runXOffset, ellipsisTextBuff, 0, |
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ellipsis.Length, run.style, null, 0, this._tabStops); |
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textAdvances.reset(textCount); |
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float textWidth = Layout.measureText(runXOffset, new TextBuff(text), textStart, textCount, |
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run.style, textAdvances, 0, this._tabStops); |
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float runXOffset = 0; |
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float justifyXOffset = 0; |
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lineCodeUnitRuns.Clear(); |
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lineGlyphPositions.Clear(); |
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paintRecords.Clear(); |
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for (int i = 0; i < lineRuns.Count; ++i) { |
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var run = lineRuns[i]; |
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this._generatePaintRecordFromLineStyleRun(run, i, |
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lineRange, lineRuns.Count, lineNumber, ref lineLimit, ref runXOffset, textAdvances, |
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layout, builder, glyphPositions, ref justifyXOffset, |
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words, ref wordIndex, justifyLine, wordGapWidth, ref maxWordWidth, |
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paintRecords, lineGlyphPositions, lineCodeUnitRuns); |
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|
} |
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|
|
int truncateCount = 0; |
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|
while (truncateCount < textCount && |
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|
runXOffset + textWidth + ellipsisWidth > this._width) { |
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|
|
textWidth -= textAdvances[textCount - truncateCount - 1]; |
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|
truncateCount++; |
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|
} |
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|
float lineXOffset = this._getAndShiftByLineXOffset(runXOffset, lineCodeUnitRuns, lineGlyphPositions); |
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|
this._computeLineOffset(lineNumber, lineRange, lineGlyphPositions, lineCodeUnitRuns, paintRecords, |
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|
|
ref yOffset, ref preMaxDescent); |
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|
this._addPaintRecordsWithOffset(paintRecords, lineXOffset, yOffset); |
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|
} |
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|
var ellipsizedText = this._text.Substring(textStart, textCount - truncateCount) + ellipsis; |
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|
textStart = 0; |
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|
textCount = ellipsizedText.Length; |
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|
text = ellipsizedText; |
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|
void _generatePaintRecordFromLineStyleRun(LineStyleRun run, int lineRunIndex, LineRange lineRange, |
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int lineRunsCount, int lineNumber, ref int lineLimit, ref float runXOffset, List<float> textAdvances, |
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|
|
Layout layout, TextBlobBuilder builder, List<GlyphPosition> glyphPositions, ref float justifyXOffset, |
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|
|
List<Range<int>> words, ref int wordIndex, bool justifyLine, float wordGapWidth, ref float maxWordWidth, |
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|
|
List<PaintRecord> paintRecords, List<GlyphPosition> lineGlyphPositions, List<CodeUnitRun> lineCodeUnitRuns) { |
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|
|
string text = this._text; |
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|
|
int textStart = run.start; |
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|
|
int textEnd = run.end; |
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|
|
int textCount = textEnd - textStart; |
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|
if (this._paragraphStyle.maxLines == null) { |
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|
lineLimit = lineNumber + 1; |
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|
|
this._didExceedMaxLines = true; |
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|
} |
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|
} |
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|
|
if (this._shouldConsiderEllipsis(lineRange, lineRunIndex, lineRunsCount, lineNumber, lineLimit)) { |
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|
|
this._handleOverflowEllipsis(ref text, run, runXOffset, textAdvances, |
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|
|
ref textStart, ref textCount, ref lineLimit, lineNumber); |
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|
|
} |
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|
|
layout.doLayout(runXOffset, new TextBuff(text), textStart, textCount, run.style); |
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|
|
if (layout.nGlyphs() == 0) { |
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|
|
continue; |
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|
} |
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|
|
layout.doLayout(runXOffset, new TextBuff(text), textStart, textCount, run.style); |
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|
|
if (layout.nGlyphs() == 0) { |
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|
|
return; |
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|
|
} |
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|
|
float wordStartPosition = float.NaN; |
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|
|
builder.allocRunPos(run.style, text, textStart, textCount); |
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|
|
builder.setBounds(layout.getBounds() |
|
|
|
.translate(-layout.getX(0), 0)); // bounds relative to first character
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|
|
float wordStartPosition = float.NaN; |
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|
|
builder.allocRunPos(run.style, text, textStart, textCount); |
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|
|
builder.setBounds(layout.getBounds() |
|
|
|
.translate(-layout.getX(0), 0)); // bounds relative to first character
|
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|
|
glyphPositions.Clear(); |
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|
|
glyphPositions.Clear(); |
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|
|
this._populateGlyphPositions(textStart, textCount, builder, layout, ref justifyXOffset, glyphPositions, |
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|
|
runXOffset, words, ref wordIndex, run, ref wordStartPosition, justifyLine, wordGapWidth, ref maxWordWidth); |
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|
|
for (int glyphIndex = 0; glyphIndex < textCount; ++glyphIndex) { |
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|
|
float glyphXOffset = layout.getX(glyphIndex) + justifyXOffset; |
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|
|
builder.positions[glyphIndex] = new Vector2d( |
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|
|
glyphXOffset, layout.getY(glyphIndex) |
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|
|
); |
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|
|
if (glyphPositions.Count == 0) { |
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|
|
return; |
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|
|
} |
|
|
|
float glyphAdvance = layout.getCharAdvance(glyphIndex); |
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|
|
glyphPositions.Add(new GlyphPosition(runXOffset + glyphXOffset, glyphAdvance, |
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|
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new Range<int>(textStart + glyphIndex, textStart + glyphIndex + 1))); |
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|
|
if (wordIndex < words.Count && words[wordIndex].start == run.start + glyphIndex) { |
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|
|
wordStartPosition = runXOffset + glyphXOffset; |
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|
} |
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|
|
runXOffset = this._generatePaintRecord(run, paintRecords, builder, lineNumber, runXOffset, layout, |
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|
|
lineGlyphPositions, glyphPositions, lineCodeUnitRuns); |
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|
|
} |
|
|
|
if (wordIndex < words.Count && words[wordIndex].end == run.start + glyphIndex + 1) { |
|
|
|
if (justifyLine) { |
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|
|
justifyXOffset += wordGapWidth; |
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|
|
} |
|
|
|
bool _shouldConsiderEllipsis(LineRange lineRange, int lineRunIndex, int lineRunsCount, int lineNumber, int lineLimit) { |
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|
|
return !string.IsNullOrEmpty(this._paragraphStyle.ellipsis) && !this._width.isInfinite() && !lineRange.hardBreak |
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|
|
&& lineRunIndex == lineRunsCount - 1 && |
|
|
|
(lineNumber == lineLimit - 1 || this._paragraphStyle.maxLines == null); |
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|
|
} |
|
|
|
wordIndex++; |
|
|
|
if (!float.IsNaN(wordStartPosition)) { |
|
|
|
float wordWidth = glyphPositions.last().xPos.end - wordStartPosition; |
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|
|
maxWordWidth = Mathf.Max(wordWidth, maxWordWidth); |
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|
|
wordStartPosition = float.NaN; |
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|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
void _handleOverflowEllipsis(ref string text, LineStyleRun run, float runXOffset, |
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|
|
List<float> textAdvances, ref int textStart, ref int textCount, ref int lineLimit, int lineNumber) { |
|
|
|
// By now, all characters have been "RequestCharactersInTexture"d by computeLineBreaks
|
|
|
|
// except the ellipsis, so Layout.doLayout skips calling RequestCharactersInTexture for
|
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|
|
// performance, and the ellipsis is handled here
|
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|
|
Layout.requireEllipsisInTexture(this._paragraphStyle.ellipsis, run.style); |
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|
|
TextBuff ellipsisTextBuff = new TextBuff(this._paragraphStyle.ellipsis); |
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|
|
float ellipsisWidth = Layout.measureText(runXOffset, ellipsisTextBuff, 0, |
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|
|
this._paragraphStyle.ellipsis.Length, run.style, null, 0, this._tabStops); |
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|
|
textAdvances.reset(textCount); |
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|
|
float textWidth = Layout.measureText(runXOffset, new TextBuff(text), textStart, textCount, |
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|
|
run.style, textAdvances, 0, this._tabStops); |
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|
|
int truncateCount = 0; |
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|
|
while (truncateCount < textCount && |
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|
|
runXOffset + textWidth + ellipsisWidth > this._width) { |
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|
|
textWidth -= textAdvances[textCount - truncateCount - 1]; |
|
|
|
truncateCount++; |
|
|
|
} |
|
|
|
if (glyphPositions.Count == 0) { |
|
|
|
continue; |
|
|
|
} |
|
|
|
var ellipsizedText = this._text.Substring(textStart, textCount - truncateCount) + this._paragraphStyle.ellipsis; |
|
|
|
textStart = 0; |
|
|
|
textCount = ellipsizedText.Length; |
|
|
|
text = ellipsizedText; |
|
|
|
var font = FontManager.instance.getOrCreate(run.style.fontFamily, |
|
|
|
run.style.fontWeight, run.style.fontStyle).font; |
|
|
|
var metrics = FontMetrics.fromFont(font, run.style.UnityFontSize); |
|
|
|
paintRecords.Add(new PaintRecord(run.style, new Offset(runXOffset, 0), |
|
|
|
builder.make(), metrics, lineNumber, layout.getAdvance() |
|
|
|
)); |
|
|
|
lineGlyphPositions.AddRange(glyphPositions); |
|
|
|
var codeUnitPositions = new List<GlyphPosition>(glyphPositions); |
|
|
|
lineCodeUnitRuns.Add(new CodeUnitRun(codeUnitPositions, |
|
|
|
new Range<int>(run.start, run.end), lineNumber, |
|
|
|
new Range<float>(glyphPositions[0].xPos.start, glyphPositions.last().xPos.end), |
|
|
|
metrics, TextDirection.ltr)); |
|
|
|
runXOffset += layout.getAdvance(); |
|
|
|
if (this._paragraphStyle.maxLines == null) { |
|
|
|
lineLimit = lineNumber + 1; |
|
|
|
this._didExceedMaxLines = true; |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
void _populateGlyphPositions(int textStart, int textCount, TextBlobBuilder builder, Layout layout, |
|
|
|
ref float justifyXOffset, List<GlyphPosition> glyphPositions, float runXOffset, List<Range<int>> words, |
|
|
|
ref int wordIndex, LineStyleRun run, ref float wordStartPosition, bool justifyLine, float wordGapWidth, |
|
|
|
ref float maxWordWidth) { |
|
|
|
for (int glyphIndex = 0; glyphIndex < textCount; ++glyphIndex) { |
|
|
|
float glyphXOffset = layout.getX(glyphIndex) + justifyXOffset; |
|
|
|
builder.positions[glyphIndex] = new Vector2d( |
|
|
|
glyphXOffset, layout.getY(glyphIndex) |
|
|
|
); |
|
|
|
|
|
|
|
float glyphAdvance = layout.getCharAdvance(glyphIndex); |
|
|
|
glyphPositions.Add(new GlyphPosition(runXOffset + glyphXOffset, glyphAdvance, |
|
|
|
new Range<int>(textStart + glyphIndex, textStart + glyphIndex + 1))); |
|
|
|
if (wordIndex < words.Count && words[wordIndex].start == run.start + glyphIndex) { |
|
|
|
wordStartPosition = runXOffset + glyphXOffset; |
|
|
|
float lineXOffset = this.getLineXOffset(runXOffset); |
|
|
|
if (lineXOffset != 0) { |
|
|
|
foreach (var codeUnitRun in lineCodeUnitRuns) { |
|
|
|
codeUnitRun.Shift(lineXOffset); |
|
|
|
if (wordIndex < words.Count && words[wordIndex].end == run.start + glyphIndex + 1) { |
|
|
|
if (justifyLine) { |
|
|
|
justifyXOffset += wordGapWidth; |
|
|
|
for (int i = 0; i < lineGlyphPositions.Count; ++i) { |
|
|
|
lineGlyphPositions[i] = lineGlyphPositions[i].shift(lineXOffset); |
|
|
|
wordIndex++; |
|
|
|
if (!float.IsNaN(wordStartPosition)) { |
|
|
|
float wordWidth = glyphPositions.last().xPos.end - wordStartPosition; |
|
|
|
maxWordWidth = Mathf.Max(wordWidth, maxWordWidth); |
|
|
|
wordStartPosition = float.NaN; |
|
|
|
} |
|
|
|
} |
|
|
|
int nextLineStart = (lineNumber < this._lineRanges.Count - 1) |
|
|
|
? this._lineRanges[lineNumber + 1].start |
|
|
|
: this._text.Length; |
|
|
|
this._glyphLines.Add(new GlyphLine(lineGlyphPositions, nextLineStart - lineRange.start)); |
|
|
|
this._codeUnitRuns.AddRange(lineCodeUnitRuns); |
|
|
|
float _generatePaintRecord(LineStyleRun run, List<PaintRecord> paintRecords, TextBlobBuilder builder, |
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int lineNumber, float runXOffset, Layout layout, List<GlyphPosition> lineGlyphPositions, |
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List<GlyphPosition> glyphPositions, List<CodeUnitRun> lineCodeUnitRuns) { |
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var font = FontManager.instance.getOrCreate(run.style.fontFamily, |
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run.style.fontWeight, run.style.fontStyle).font; |
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var metrics = FontMetrics.fromFont(font, run.style.UnityFontSize); |
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paintRecords.Add(new PaintRecord(run.style, new Offset(runXOffset, 0), |
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builder.make(), metrics, lineNumber, layout.getAdvance() |
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)); |
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lineGlyphPositions.AddRange(glyphPositions); |
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var codeUnitPositions = new List<GlyphPosition>(glyphPositions); |
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lineCodeUnitRuns.Add(new CodeUnitRun(codeUnitPositions, |
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new Range<int>(run.start, run.end), lineNumber, |
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new Range<float>(glyphPositions[0].xPos.start, glyphPositions.last().xPos.end), |
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metrics, TextDirection.ltr)); |
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runXOffset += layout.getAdvance(); |
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return runXOffset; |
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} |
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float _getAndShiftByLineXOffset(float runXOffset, List<CodeUnitRun> lineCodeUnitRuns, List<GlyphPosition> lineGlyphPositions) { |
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float lineXOffset = this.getLineXOffset(runXOffset); |
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if (lineXOffset != 0) { |
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foreach (var codeUnitRun in lineCodeUnitRuns) { |
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codeUnitRun.Shift(lineXOffset); |
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} |
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for (int i = 0; i < lineGlyphPositions.Count; ++i) { |
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lineGlyphPositions[i] = lineGlyphPositions[i].shift(lineXOffset); |
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} |
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} |
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return lineXOffset; |
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} |
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void _computeLineOffset(int lineNumber,LineRange lineRange, List<GlyphPosition> lineGlyphPositions, |
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List<CodeUnitRun> lineCodeUnitRuns, List<PaintRecord> paintRecords, ref float yOffset, ref float preMaxDescent) { |
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int nextLineStart = (lineNumber < this._lineRanges.Count - 1) |
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? this._lineRanges[lineNumber + 1].start |
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: this._text.Length; |
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this._glyphLines.Add(new GlyphLine(lineGlyphPositions, nextLineStart - lineRange.start)); |
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this._codeUnitRuns.AddRange(lineCodeUnitRuns); |
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float maxLineSpacing = 0; |
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float maxDescent = 0; |
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int line = lineNumber; // Resolve "accessing modified closure" problem
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float maxLineSpacing = 0; |
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float maxDescent = 0; |
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void updateLineMetrics(FontMetrics metrics, TextStyle style) { |
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float lineSpacing = ((line == 0) |
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? -metrics.ascent * style.height |
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: (-metrics.ascent + metrics.leading) * (style.height)); |
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if (lineSpacing > maxLineSpacing) { |
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maxLineSpacing = lineSpacing; |
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if (line == 0) { |
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this._alphabeticBaseline = lineSpacing; |
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this._ideographicBaseline = |
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(metrics.underlinePosition ?? 0.0f - metrics.ascent) * style.height; |
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} |
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void updateLineMetrics(FontMetrics metrics, TextStyle style) { |
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float lineSpacing = lineNumber == 0 |
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? -metrics.ascent * style.height |
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: (-metrics.ascent + metrics.leading) * style.height; |
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if (lineSpacing > maxLineSpacing) { |
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maxLineSpacing = lineSpacing; |
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if (lineNumber == 0) { |
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this._alphabeticBaseline = lineSpacing; |
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this._ideographicBaseline = |
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(metrics.underlinePosition ?? 0.0f - metrics.ascent) * style.height; |
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} |
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float descent = metrics.descent * style.height; |
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maxDescent = Mathf.Max(descent, maxDescent); |
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} |
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float descent = metrics.descent * style.height; |
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maxDescent = Mathf.Max(descent, maxDescent); |
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} |
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foreach (var paintRecord in paintRecords) { |
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updateLineMetrics(paintRecord.metrics, paintRecord.style); |
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} |
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foreach (var paintRecord in paintRecords) { |
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updateLineMetrics(paintRecord.metrics, paintRecord.style); |
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} |
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if (paintRecords.Count == 0) { |
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var defaultStyle = this._paragraphStyle.getTextStyle(); |
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var defaultFont = FontManager.instance.getOrCreate(defaultStyle.fontFamily, |
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defaultStyle.fontWeight, defaultStyle.fontStyle).font; |
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var metrics = FontMetrics.fromFont(defaultFont, defaultStyle.UnityFontSize); |
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updateLineMetrics(metrics, defaultStyle); |
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} |
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if (paintRecords.Count == 0) { |
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var defaultStyle = this._paragraphStyle.getTextStyle(); |
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var defaultFont = FontManager.instance.getOrCreate(defaultStyle.fontFamily, |
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defaultStyle.fontWeight, defaultStyle.fontStyle).font; |
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var metrics = FontMetrics.fromFont(defaultFont, defaultStyle.UnityFontSize); |
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updateLineMetrics(metrics, defaultStyle); |
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} |
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this._lineHeights.Add( |
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(this._lineHeights.Count == 0 ? 0 : this._lineHeights.last()) |
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+ Mathf.Round(maxLineSpacing + maxDescent)); |
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this._lineBaseLines.Add(this._lineHeights.last() - maxDescent); |
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yOffset += Mathf.Round(maxLineSpacing + preMaxDescent); |
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preMaxDescent = maxDescent; |
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this._lineHeights.Add( |
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(this._lineHeights.Count == 0 ? 0 : this._lineHeights.last()) |
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+ Mathf.Round(maxLineSpacing + maxDescent)); |
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this._lineBaseLines.Add(this._lineHeights.last() - maxDescent); |
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yOffset += Mathf.Round(maxLineSpacing + preMaxDescent); |
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preMaxDescent = maxDescent; |
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} |
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for (int i = 0; i < paintRecords.Count; i++) { |
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PaintRecord paintRecord = paintRecords[i]; |
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paintRecord.offset = new Offset(paintRecord.offset.dx + lineXOffset, yOffset); |
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this._paintRecords.Add(paintRecord); |
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} |
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void _addPaintRecordsWithOffset(List<PaintRecord> paintRecords, float lineXOffset, float yOffset) { |
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for (int i = 0; i < paintRecords.Count; i++) { |
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PaintRecord paintRecord = paintRecords[i]; |
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paintRecord.offset = new Offset(paintRecord.offset.dx + lineXOffset, yOffset); |
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this._paintRecords.Add(paintRecord); |
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} |
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void _updateIntrinsicWidth(float maxWordWidth) { |
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this._maxIntrinsicWidth = 0; |
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float lineBlockWidth = 0; |
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for (int i = 0; i < this._lineWidths.Count; ++i) { |
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this._minIntrinsicWidth = Mathf.Min(maxWordWidth, this.maxIntrinsicWidth); |
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} |
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} |
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internal void setText(string text, StyledRuns runs) { |
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this._text = text; |
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return this._lineHeights.Count; |
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} |
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void computeLineBreak() { |
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void _computeLineBreak() { |
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this._lineRanges.Clear(); |
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this._lineWidths.Clear(); |
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this._maxIntrinsicWidth = 0; |
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Yuncong Zhang
6 年前